What’s Vulnerable › Vulnerabilities

CVE-2024-50125: Bluetooth: SCO: Fix UAF on sco_sock_timeout

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-11-05 · updated 2026-08-19
• Weakness: CWE-416

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: Fix UAF on sco_sock_timeout conn->sk maybe have been unlinked/freed while waiting for sco_conn_lock so this checks if the conn->sk is still valid by checking if it part of sco_sk_list.

Affected products

• Linux kernel: from 5.15 before 6.1.115; from 6.2 before 6.6.59; from 6.7 before 6.11.6; 4.14.263, 4.19.207, 5.4.148, 5.10.67, 5.13.19, 5.14.6 (+4) — fixed in 6.1.115, 6.11.6, 6.6.59

How to fix

Upgrade to a fixed version: Linux kernel 6.1.115, 6.11.6, 6.6.59. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1bf4470a3939c678fb822073e9ea77a0560bc6bb
• https://git.kernel.org/stable/c/678386459ffc07d2fbfbfe33456013786975cfef
• https://git.kernel.org/stable/c/74a466a15731a754bcd8b5a83c126b5122e15a45
• https://git.kernel.org/stable/c/80b05fbfa998480fb3d5299d93eab946f51e9c36
• https://git.kernel.org/stable/c/9ddda5d967e84796e7df1b54a55f36b4b9f21079
• https://git.kernel.org/stable/c/d30803f6a972b5b9e26d1d43b583c7ec151de04b
• https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html

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